Unraveling the Mystery: What Causes Lichen Planus?
Published: Aug 01, 2024
Curious about what triggers lichen planus? Discover the potential causes and contributing factors.
Contents
The Immune System's Role
Lichen planus is believed to be an immune system disorder. In this condition, the body mistakenly attacks its own skin cells. This results in the itchy, purple rashes characteristic of the disease.
Hepatitis C Connection
Some studies have found a link between hepatitis C and lichen planus. Patients with hepatitis C may have a higher risk of developing this skin condition. However, the strength of this association can vary by location.
Drug-Induced Lichen Planus
Certain medications can trigger lichen planus-like symptoms. Known as drug-induced lichen planus, this condition can develop after exposure to certain drugs. It often resolves once the medication is stopped.
Frequently Asked Questions
It's mainly an immune system disorder.
Yes, some studies suggest a link to hepatitis C.
Yes, certain drugs can trigger similar symptoms.
No, it is not contagious.
Key Takeaways
Understanding potential causes can help manage and prevent lichen planus flare-ups.
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References
Le Cleach L, Chosidow O. Clinical practice. Lichen planus. N Engl J Med 2012; 366:723.
Shengyuan L, Songpo Y, Wen W, et al. Hepatitis C virus and lichen planus: a reciprocal association determined by a meta-analysis. Arch Dermatol 2009; 145:1040.
Always discuss health information with your healthcare provider.